Primary Key: Slow Earbuds?

Question

Determining the primary column in a table on SQL Server will slow it down?

I ask because I understand that this applies to indexes.

The table shows millions of records.

Answer 1

No, not necessarily! Sounds counter-intuitive, but read this quote from Kim Tripp's blog post :

table ( "" ), . , IAM/PFS , ( , ). (CL) .

, (, INT IDENTITY, ) - , !

Answer 2

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Answer 3

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Answer 4

:

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, ORDER BY, . , , .

Answer 5

,

, .

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Answer 6

, ( , ).

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Answer 7

, , , , ( , , , SQL Server - ).

, SELECT , . ( ). -, , . .